package com.ywn.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableResourceServer;
import org.springframework.security.oauth2.config.annotation.web.configuration.ResourceServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configurers.ResourceServerSecurityConfigurer;

@Configuration
@EnableResourceServer
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class ResourceServerConfiguration extends ResourceServerConfigurerAdapter {

    private final AuthExceptionEntryPoint authExceptionEntryPoint;
    private final CustomAccessDeniedHandler customAccessDeniedHandler;

    @Autowired
    public ResourceServerConfiguration(AuthExceptionEntryPoint authExceptionEntryPoint, CustomAccessDeniedHandler customAccessDeniedHandler) {
        this.authExceptionEntryPoint = authExceptionEntryPoint;
        this.customAccessDeniedHandler = customAccessDeniedHandler;
    }

    @Override
    public void configure(HttpSecurity http) throws Exception {
        http.csrf().disable();
        http.exceptionHandling()
                .and()
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.IF_REQUIRED)
                .and()
                .authorizeRequests()
                .antMatchers("/").hasAuthority("SystemContent")
                .antMatchers("/view/**").hasAuthority("SystemContentView")
                .antMatchers("/insert/**").hasAuthority("SystemContentInsert")
                .antMatchers("/update/**").hasAuthority("SystemContentUpdate")
                .antMatchers("/delete/**").hasAuthority("SystemContentDelete")
        .antMatchers("/sxdw/**").authenticated();
    }


    @Override
    public void configure(ResourceServerSecurityConfigurer resources) throws Exception {
        resources.authenticationEntryPoint(authExceptionEntryPoint)
                .accessDeniedHandler(customAccessDeniedHandler);
    }
}
